/Engine/Source/Runtime/ApplicationCore/Public/GenericPlatform/Accessibility/GenericAccessibleInterfaces.h
Sets a new accessible user registry for the application. Note: As of now, none of the registered users will carry over to the new accessible user manager. It is up to the caller to unregister all currently registered users and register them with the new accessible user registry. .
void SetAccessibleUserRegistry ( const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FGenericAccessibleUserRegistry](API\Runtime\ApplicationCore\GenericPlatform\Accessibility\FGenericAccessib-_1) > & InAccessibleUserRegistry )